Dr. Gaensbauer is a pediatrician and infectious disease specialist at Children’s Hospital Colorado. He completed a Master’s of Science in Public Health at the London School of Hygiene and Tropical Medicine. Prior to joining the University of Colorado in 2011, Dr. Gaensbauer spent 5 years working in Ireland. Prior to that, he served as a pediatrician in American Samoa and rural Washington State (with migrant farm workers) as part of fulfillment of a National Health Service Scholarship. He has also spent time volunteering and teaching in Nepal, South Africa and St. Lucia. Current research interests explore the interaction of gastrointestinal pathogens, mucosal immunity, the intestinal microbiome and vaccine responses. Active research projects include participation in an international polio vaccine trial as part of the final effort to eradicate polio, and leading a trial to assess novel therapies for acute childhood diarrhea.